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TableSelect::lockExclusive — Execute EXCLUSIVE LOCK
$lock_waiting_option
] )Execute a read operation with EXCLUSIVE LOCK. Only one lock can be active at a time.
lock_waiting_option
The optional waiting option that defaults to MYSQLX_LOCK_DEFAULT
.
Valid values are:
MYSQLX_LOCK_DEFAULT
MYSQLX_LOCK_NOWAIT
MYSQLX_LOCK_SKIP_LOCKED
TableSelect object.
Example #1 mysql_xdevapi\TableSelect::lockExclusive() example
<?php
$session->startTransaction();
$res = $table->select('ordinal', 'n')->where("ordinal like '1'")->lockExclusive(MYSQLX_LOCK_NOWAIT)->execute();
$session->commit();
?>